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Finding the Fourth Proportional to 192,681.33, 288,781.29 and 92,822.91

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Solution

The fourth proportional to 192,681.33, 288,781.29 and 92,822.91 is: 139,118.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,681.33 : 288,781.29 = 92,822.91 : x
  2. Step 2: Convert to fraction form
    192,681.33/288,781.29 = 92,822.91/x
  3. Step 3: Cross multiply
    192,681.33x = 288,781.29 × 92,822.91
  4. Step 4: Simplify right side
    192,681.33x = 26,805,519,691.35
  5. Step 5: Solve for x
    x = 26,805,519,691.35/192,681.33
  6. Step 6: Final answer
    x = 139,118.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.